How to match domains starting with "admin"

[Javier Casares]

Is not easy...

if (req.http.host ~ "domain1" || req.http.host ~ "domain2") {
  set req.backend = domain1_domain2;
}

or something like this? I use this and works fine to me.

Javier Casares
http://javiercasares.com/


2012/7/9 Abraham Cruz Sustaita <abraham.sustaita at buscacorp.com>:
> I have three domains with several subdomains, so I want to have them just in
> one regexp
>
> abc.domain1.com
> def.domain2.com
> ghi.domain2.com
> jkl.domain1.com
> mno.domain3.net
>
> Is this rule ok?
>
> if (req.http.Host ~ "^(.*?\.(domain1|domain2|domain3)\.(com|net))$") {
>   set req.backend = domain1_domain2;
> }
>
> 2012/7/9 Paul A. Procacci <pprocacci at datapipe.com>
>>
>> On Mon, Jul 09, 2012 at 02:47:36PM -0500, Paul A. Procacci wrote:
>>
>> > On Mon, Jul 09, 2012 at 09:57:38AM -0700, Abraham Cruz Sustaita wrote:
>> > >    I have several sites on my servers, so I need to configure one
>> > > admin
>> > >    subdomain for each one. However, I don't want to make:
>> > >
>> > >    if (req.http.Host ~
>> > >
>> > > "(?i)([1]admin.domain1.com|[2]admin.domain2.com|[3]admin.domainN.com)?$
>> > >    ") {}
>> > >
>> > >    Can I do this only with one regular expression of the type
>> > >    (admin\.(.*)) ?
>> > >
>> >
>> > Something like the following will match anything prefix'd with `admin`.
>> > You'd have to include the suffixes manually.  Luckily, there aren't too
>> > many
>> > tld's for this to be a major concern.
>> >
>> > ^admin\.[^\.]+\.(?=(com|net|org))$
>> >
>> > You can capture the entire hostname by including grouping operators
>> > around the entire regex:
>> >
>> > ^(admin\.[^\.]+\.(com|net|org))$
>> >
>> > ~Paul
>>
>> Sorry for the email to self here.  The second regex was a bad copy/paste
>> and
>> should have been:
>>
>> ^(admin\.[^\.]+\.(?=(com|net|org)))$
>>
>> ~Paul
>>
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>
>
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